Triple
T7782439
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chongqing North Railway Station |
E221552
|
entity |
| Predicate | isMajorStationInNetwork |
P1071
|
FINISHED |
| Object | Chengdu Railway Bureau |
E693389
|
NE FINISHED |
How this triple was built (3 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Chengdu Railway Bureau | Statement: [Chongqing North Railway Station, isMajorStationInNetwork, Chengdu Railway Bureau]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chengdu Railway Bureau Context triple: [Chongqing North Railway Station, isMajorStationInNetwork, Chengdu Railway Bureau]
-
A.
China Railway Chengdu Group
chosen
China Railway Chengdu Group is a regional subsidiary of China State Railway Group responsible for operating and managing railway services in the southwest of China, including parts of Sichuan and Chongqing.
-
B.
China Railway Beijing Group
China Railway Beijing Group is a regional subsidiary of China State Railway Group responsible for operating and managing railway services and infrastructure in the Beijing-Tianjin-Hebei area.
-
C.
China Railway Guangzhou Group
China Railway Guangzhou Group is a regional subsidiary of China State Railway Group responsible for operating and managing railway services across parts of southern China, including Guangdong, Hunan, and Hainan provinces.
-
D.
Ministry of Railways of the People’s Republic of China
The Ministry of Railways of the People’s Republic of China was the former government body responsible for nationwide railway planning, construction, and operation before its dissolution in 2013.
-
E.
Chengdu North railway station
Chengdu North railway station is a major rail hub in Chengdu, China, serving as one of the city’s primary passenger and freight terminals.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: isMajorStationInNetwork Context triple: [Chongqing North Railway Station, isMajorStationInNetwork, Chengdu Railway Bureau]
-
A.
isMajorStationOn
Indicates that a station serves as a primary or significant stop on a particular route or line.
-
B.
isMajorTransitPointFor
Indicates that a location serves as a primary hub or key node for the movement or transfer of people, goods, or vehicles within a transportation network.
-
C.
hasMajorRailwayStation
chosen
Indicates that a place contains or is served by a principal railway station that functions as a major hub for rail transport.
-
D.
servesAsThroughStationFor
Indicates that a station functions as an intermediate (through) stop for a particular service, route, or journey rather than as its starting or ending point.
-
E.
isMajorHubType
Indicates that an entity functions as a primary or central hub within a larger network or system.
- F. None of above.
Provenance (4 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69ca83ebbef881909ac47f789145fef7 |
completed | March 30, 2026, 2:08 p.m. |
| NER | Named-entity recognition | batch_69cae7e779ec8190b77296d9c2ac3210 |
completed | March 30, 2026, 9:15 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cb137f224881908731d47547584a8e |
completed | March 31, 2026, 12:21 a.m. |
| PD | Predicate disambiguation | batch_69caa488532c819093ac40bba0b3c7ef |
completed | March 30, 2026, 4:27 p.m. |
Created at: March 30, 2026, 4:21 p.m.